body {height: 100%;}

.CodeMirror {border: 1px solid #ddd;height: 600px;}

.config_main {border: 1px solid #e5e5e5;}
.config_left {padding-top: 10px;}
.config_right {border-left: 1px solid #e5e5e5;min-height: 650px;padding: 10px;}
#config_code {width: 100%;height: 600px}

#backup_code {width: 100%; height: 650px}